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Since the 1960s, the Bell System had already established technical infrastructure to include Mexico in the NANP routing system, and continued to maintain special dialing arrangement using NANP area codes 903 (northwest Mexico) and 905 (Mexico City) from the US into Mexico, [6] because of high community interest into the 1980s. Use of the area ...
800 are used for toll free numbers. 801 numbers used to be for premium-rate telephone numbers (such as 1-900 numbers in the United States) . Nowadays 900 numbers are premium-rate telephone numbers. 900–999: Campeche, Chiapas, Oaxaca, Puebla, Quintana Roo, Tabasco, Veracruz and Yucatán
Many toll-free numbers are not available from cell phones (usually blocked by the cell phone provider rather than by the provider of the toll-free number, in an effort to prevent low-price competition from calling card providers). Some toll-free numbers are not available from phones listed by the owner of the number, including many payphones ...
The 900–999 range of area codes in Mexico is reserved for the states of Campeche, Chiapas, Oaxaca, Puebla, Quintana Roo, Tabasco, Veracruz, and Yucatán. The country code of Mexico is +52. The country code of Mexico is +52.
The 555 exchange is not reserved in area codes used for toll-free phone numbers. This led to the video game The Last of Us accidentally including the number to a phone-sex operator. [9] The number "555-2368" (or 311-555-2368) is a carryover from the "EXchange 2368" ("Exchange CENTral") number common in telephone advertisements as early as the ...
The 800–899 range of area codes in Mexico is reserved for the states of Coahuila, Durango, Nuevo León, San Luis Potosí, Tamaulipas, and Veracruz. The country code of Mexico is +52. [1] For other areas, see Area codes in Mexico by code.
Toll-free telephone service is a telecommunication service in which subscribers are assigned telephone number in NPAs 800, 888, 877, 866, 855, 844, and 833. Calls to these numbers incur no toll charges for callers. The American Telephone & Telegraph Company (AT&T) first introduced 800 toll-free service in 1967. [2]
A toll-free number was merely an index into a large, distributed database; any number could be reassigned geographically anywhere by changing its database record. A call could be routed to one of multiple locations based on the call origin, load balancing between multiple call centers, times, or days.